CN102291587B - Full high-definition 3D (Three Dimensional) video processing method - Google Patents
Full high-definition 3D (Three Dimensional) video processing method Download PDFInfo
- Publication number
- CN102291587B CN102291587B CN 201010204915 CN201010204915A CN102291587B CN 102291587 B CN102291587 B CN 102291587B CN 201010204915 CN201010204915 CN 201010204915 CN 201010204915 A CN201010204915 A CN 201010204915A CN 102291587 B CN102291587 B CN 102291587B
- Authority
- CN
- China
- Prior art keywords
- image
- full
- left eyes
- frame
- described step
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The invention provides a full high-definition 3D (Three Dimensional) video processing method. The method comprises the following steps of: (A) separating left and right eye images according to the format of a 3D image in an input 3D video; (B) respectively normalizing the left and right eye images so as to obtain left and right eye images with uniform frame frequency and resolution; (C) respectively carrying out output format processing on the normalized left and right eye images; and (D) displaying and outputting the left and right eye images after output format processing is carried out. By using the method, the image processing and final displaying of the 1080p full high-definition video are effectively assured to avoid compression of horizontal point drawing or vertical line drawing operation carried out on the 1080p full high-definition image in the processing process; and the image content is displayed on a television screen without being compressed so that the user can experience the real 1080p full high-definition 3D effect.
Description
Technical field
The invention belongs to the 3D TV technology, relate in particular to full HD 3D method for processing video frequency.
Background technology
The principle of 3D imaging is that the content that images of left and right eyes is arrived soon is different, and such two eyes have just had parallax, because parallax will form the illusion of a solid in people's brain.As shown in Figure 1, provide left-eye image and eye image respectively by 3D equipment, what user's left eye eyeball was seen is the image of corresponding left eye eyeball, and what right eye was seen is the image of corresponding right eye eyeball, has so just formed stereo-picture in user's brain.
The different 2D of the being videos with common 2D video of so-called 3D video have only comprised the video at a visual angle and the 3D video has comprised the video at least two visual angles, and the position at these two visual angles is very near people's right and left eyes, so be referred to as the right and left eyes image.The 3D video format is the compound mode of right and left eyes image, common form has: top-and-bottom(is split screen up and down), interlaced(interweaves, be divided into again interweave about level with vertical about the dual mode that interweaves), side-by-side(left and right sides split screen), the frame-packing(framework fills) and page flipping(picture interlock) these five kinds of forms.
In the prior art, 3D video for top-and-bottom, interlaced and side-by-side form, owing to be subjected to the restriction of form, right and left eyes is not the signal of full HD 1080p, but for the 3D video of frame-packing and page flipping form, can satisfy right and left eyes all is the pattern of the input of full HD 1080p.And the 3D TV of releasing at present, owing to be subjected to the restriction of TV process chip, for all 3D input signals, comprise the full HD 3D video of frame-packing and page flipping, all to be processed in a frame 1080p picture existing left eye video the content of right eye video is arranged again, namely to be processed into top-and-bottom, a kind of form among interlaced or the side-by-side is delivered to the back again and is carried out the signal processing, for example the 3D video with the frame-packing form converts the top-and-bottom form to, owing to comprise left and right sides video pictures in the frame picture of 1080p, so left and right sides video in the horizontal direction or vertical direction have only the resolution of half high definition, the content that will inevitably lose some input signals like this.It particularly is the full HD vision signal of frame-packing and page flipping form at input signal, must take out row or take out a little processing, could satisfy the signal processing requirement of back, like this, the horizontal definition of left and right sides video or vertical definition all can be fallen half, what the beholder saw is not the real full HD image of 1080p, but the 1080p image after the amplification of half high definition process, definition can be lost.
Summary of the invention
The object of the present invention is to provide a kind of full HD 3D method for processing video frequency, when full HD 3D video is handled, can not cause loss of sharpness.
Technical scheme provided by the invention is:
A kind of full HD 3D method for processing video frequency may further comprise the steps:
A. according to the form of 3D rendering in the input 3D video with the right and left eyes separation of images;
B. respectively the right and left eyes image is carried out normalized, obtain the right and left eyes image of unified frame frequency and resolution;
C. respectively the right and left eyes image after the normalized being carried out output format handles;
D. show the right and left eyes image after output is handled through output format;
Described step B further comprises step:
B1. respectively the right and left eyes image being carried out frame frequency conversion handles;
B2. the right and left eyes image after respectively frame frequency conversion being handled carries out convergent-divergent to be handled;
In described step B2, resolution is not equal to 1920 * 1080 image and is processed into unified resolution 1920 * 1080 by amplification.
Described full HD 3D method for processing video frequency, wherein, in described steps A, the form of the 3D rendering in the described input 3D video comprises framework filling form and picture stagger scheme.
Described full HD 3D method for processing video frequency wherein, in described step B1, carries out normalized frame frequency conversion to the frame frequency of 3D rendering in the described input 3D video and handles unified 50Hz or the 60Hz frame frequency of being processed into.
Described full HD 3D method for processing video frequency, wherein, described step C further comprises step:
C11. respectively the right and left eyes image is cut apart the new picture frame of recombinating;
C12. new image frame is carried out process of frequency multiplication.
Described full HD 3D method for processing video frequency wherein, in described step C, comprises also that after described step C12 step: C13. inserts black.
Described full HD 3D method for processing video frequency, wherein, described step C further comprises step:
C21. respectively the right and left eyes image is carried out sequencing control and handle, the output of right and left eyes image sequence;
C22. the picture frame after sequencing control being handled carries out process of frequency multiplication.
Described full HD 3D method for processing video frequency wherein, in described step C, comprises also that after described step C22 step: C23. inserts black.
Described full HD 3D method for processing video frequency wherein, in described step D, shows that the form of output comprises left and right sides split screen form and picture stagger scheme.
More than full HD 3D method for processing video frequency, the image that guarantees the full HD video of 1080p is effectively handled and final the demonstration, avoided in the processing procedure the full HD image of 1080p being compressed processing (the line computing is taken out a little or vertically taken out to level), picture material do not had be shown to compressively on the TV screen, allow the user experience the full HD 3D effect of real 1080p.
Description of drawings
Fig. 1 is known 3D imaging schematic diagram;
Fig. 2 is the flow chart of full HD 3D method for processing video frequency first execution mode of the present invention;
Fig. 3 is the conversion schematic diagram of image among Fig. 2;
Fig. 4 is the flow chart of full HD 3D method for processing video frequency second execution mode of the present invention;
Fig. 5 is the conversion schematic diagram of image among Fig. 4.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
As shown in Figure 2, full HD 3D method for processing video frequency first execution mode of the present invention comprises step:
S11, input 3D vision signal;
S12, input signal is sampled, the right and left eyes image in the 3D video separately;
S13, respectively the right and left eyes image is carried out frame frequency conversion and handle;
S14, respectively the right and left eyes image is carried out convergent-divergent and handle;
S15, respectively the right and left eyes image is cut apart the new picture frame of recombinating;
S16, to the new image frame process of frequency multiplication;
Black of S17, insertion;
S18, the 3D video after handling with the output of the form of left and right sides split screen.
Fig. 3 further explains the signal processing of Fig. 2 with the mode of image conversion, and the image of left eye is represented with white, and the image of right eye is represented with black, so that understand the entire process process of right and left eyes image:
When importing the 3D vision signals such as 720p/50/59.94/60Hz, 1080p/23.98/24Hz of frame-packing or page flipping form, at first signal is sampled, the right and left eyes image separately, obtain left-eye image L and eye image R;
Since the frame frequency of input signal might be 23.98,24,50,59.98 or 60Hz in any, therefore to carry out normalized frame frequency conversion and handle, unified 50Hz or the 60Hz frame frequency of being processed into;
Resolution is not equal to 1920 * 1080 image and is processed into unified 1920 * 1080(1080p) by amplification, this is handled and the signal of 1080p not to be done processing such as take out row, take out a little, guaranteed the integrality that the 1080p signal is handled, loss without any signal content, by above processing, signal has become 1080p right and left eyes image L and the R of normalization, left and right sides video separation;
Then right and left eyes image L and R are cut apart, the left-half content left side R of the left-half content of left-eye image L left side L and eye image R is formed a frame signal (left L left side R), the right R of right half part content of the right L of the right half part content of left-eye image and eye image is formed a frame signal (the right R of right L); Through after the above processing, two new picture frames respectively frequency multiplication be: left L → left L → left R → left R and right L → right L → right R → right R;
The image of original left eye will enter left eye fully, can not enter right eye, and the image of right eye will enter right eye fully, can not enter left eye, if but do final display device with liquid crystal display screen, because it is that signal refreshes line by line that its signal refreshes mode, have only when next frame to come then with the signal of delegation, could cover the content of previous frame this journey, before not refreshing, the content of previous frame this journey shows always, therefore, at a left side → left side → right → right this display mode, will inevitably exist certain time left eye can see the content of right eye, right eye can be seen the content of left eye, we are called crosstalk (Crosstalk), for fear of this phenomenon, will do the black plug field before the right and left eyes image shows handles, black plug field herein can be understood as, the display mode of signal continues to adopt left L → left L → left R → left R and right L → right L → right R → right R, with the method for turn-offing black plug backlight field picture is shown as: black → L → black → R, make that to enter crosstalking of right and left eyes as far as possible little, and 3D rendering is more clear, handle the black plug field: in black → L → black → R process, in the time of first black, the L signal is still sent to the driving liquid crystal display screen, and guarantee that just the backlight of liquid crystal display screen close, what the user saw is a black picture, then show L frame picture, since before black the time, liquid crystal display screen is driven by the L signal, so can during the entire frame that shows L frame picture, open the backlight of liquid crystal display screen, thereby can maximum possible obtain the brightness of L picture, in like manner, in the time of second black, the R signal is still sent to the driving liquid crystal display screen, and guarantee that just the backlight of liquid crystal display screen close, what the user saw is a black picture, then shows R frame picture, since before black the time, liquid crystal display screen is driven by the R signal, thus can during the entire frame that shows R frame picture, open the backlight of liquid crystal display screen, thus can maximum possible obtain the brightness of R picture;
At last, when showing, because left L left side R is 960 * 1080 size, so left L left side R only shows at the left half screen of liquid crystal display screen, and the right R of right L also is 960 * 1080 size, and in like manner, the right R of right L only shows at the right half screen of liquid crystal display screen, the left L that two half screens show and right L form the full HD 3D video of a complete 1080p left-eye image picture, and the left R that two half screens show and right R form the full HD 3D video of a complete 1080p eye image picture.
As shown in Figure 4, full HD 3D method for processing video frequency second execution mode of the present invention comprises step:
S21, input 3D vision signal;
S22, input signal is sampled, the right and left eyes image in the 3D video separately;
S23, respectively the right and left eyes image is carried out frame frequency conversion and handle;
S24, respectively the right and left eyes image is carried out convergent-divergent and handle;
S25, sequencing control are handled, the output of right and left eyes image sequence;
S26, process of frequency multiplication;
Black of S27, insertion;
S28, show 3D video after handling with the staggered form of picture.
Fig. 5 further explains the signal processing of Fig. 4 with the mode of image conversion, and the image of left eye is represented with white, and the image of right eye is represented with black, so that understand the entire process process of right and left eyes image:
Identical with first execution mode, at first to sample to the 3D vision signal of input in the present embodiment, the right and left eyes image separately, obtain left-eye image L and eye image R;
Identical with first execution mode, also to carry out normalized frame frequency conversion in the present embodiment and handle, unified 50Hz or the 60Hz frame frequency of being processed into;
Identical with first execution mode, in the present embodiment resolution is not equal to 1920 * 1080 signal and is processed into unifiedly 1920 * 1080(1080p) by amplification, become 1080p right and left eyes image L and the R of normalization, left and right sides video separation;
Then, the right and left eyes image is handled by sequencing control, make vision signal become a frame for the left-eye image next frame be eye image so repeatedly, the 100Hz of similar page flipping or 120Hz signal;
By the frequency multiplication mode, vision signal is become the vision signal of L → L → R → R again;
In order to reduce crosstalking between the video of the left and right sides, carry out the black plug field equally and handle, the black plug field type is with the processing mode of describing in first execution mode;
Send to the driving liquid crystal display screen at last, the user can see low crosstalk, the full HD 3D video of the 1080p right and left eyes image of high brightness.
In sum, full HD 3D method for processing video frequency provided by the invention, at first according to the form of 3D rendering in the input 3D video with the right and left eyes separation of images, respectively the right and left eyes image is carried out normalized then, obtain the right and left eyes image of unified frame frequency and resolution, respectively the right and left eyes image after the normalized is carried out output format again and handle, show the right and left eyes image after output is handled through output format at last.Pass through said method, the image that guarantees the full HD video of 1080p is effectively handled and final the demonstration, avoided in the processing procedure the full HD image of 1080p being carried out the compression processing that the line computing was taken out a little or vertically taken out to level, picture material do not had be shown to compressively on the screen, allow the user experience the full HD 3D effect of real 1080p.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection range of claims of the present invention.
Claims (8)
1. full HD 3D method for processing video frequency may further comprise the steps:
A. according to the form of 3D rendering in the input 3D video with the right and left eyes separation of images;
B. respectively the right and left eyes image is carried out normalized, obtain the right and left eyes image of unified frame frequency and resolution;
C. respectively the right and left eyes image after the normalized being carried out output format handles;
D. show the right and left eyes image after output is handled through output format;
Described step B further comprises step:
B1. respectively the right and left eyes image being carried out frame frequency conversion handles;
B2. the right and left eyes image after respectively frame frequency conversion being handled carries out convergent-divergent to be handled;
In described step B2, resolution is not equal to 1920 * 1080 image and is processed into unified resolution 1920 * 1080 by amplification.
2. full HD 3D method for processing video frequency according to claim 1 is characterized in that: in described steps A, the form of the 3D rendering in the described input 3D video comprises that framework fills form and picture stagger scheme.
3. full HD 3D method for processing video frequency according to claim 1 is characterized in that: in described step B1, the frame frequency of 3D rendering in the described input 3D video is carried out normalized frame frequency conversion handle unified 50Hz or the 60Hz frame frequency of being processed into.
4. according to the described full HD 3D method for processing video frequency of arbitrary claim in the claim 1 to 3, it is characterized in that: described step C further comprises step:
C11. respectively the right and left eyes image is cut apart the new picture frame of recombinating;
C12. new image frame is carried out process of frequency multiplication.
5. full HD 3D method for processing video frequency according to claim 4 is characterized in that: in described step C, comprise also that after described step C12 step: C13. inserts black.
6. according to the described full HD 3D method for processing video frequency of arbitrary claim in the claim 1 to 3, it is characterized in that: described step C further comprises step:
C21. respectively the right and left eyes image is carried out sequencing control and handle, the output of right and left eyes image sequence;
C22. the picture frame after sequencing control being handled carries out process of frequency multiplication.
7. full HD 3D method for processing video frequency according to claim 6 is characterized in that: in described step C, comprise also that after described step C22 step: C23. inserts black.
8. full HD 3D method for processing video frequency according to claim 1 is characterized in that: in described step D, show that the form of output comprises left and right sides split screen form and picture stagger scheme.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010204915 CN102291587B (en) | 2010-06-21 | 2010-06-21 | Full high-definition 3D (Three Dimensional) video processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010204915 CN102291587B (en) | 2010-06-21 | 2010-06-21 | Full high-definition 3D (Three Dimensional) video processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102291587A CN102291587A (en) | 2011-12-21 |
| CN102291587B true CN102291587B (en) | 2013-08-14 |
Family
ID=45337656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010204915 Expired - Fee Related CN102291587B (en) | 2010-06-21 | 2010-06-21 | Full high-definition 3D (Three Dimensional) video processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102291587B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106507088A (en) * | 2016-12-14 | 2017-03-15 | 郑州胜龙信息技术股份有限公司 | Receive the 3 D image display method of upper and lower and left-right format piece source signal |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780899A (en) * | 2012-07-02 | 2012-11-14 | 深圳Tcl新技术有限公司 | Image display method and display terminal |
| CN103634585B (en) * | 2012-08-24 | 2017-02-08 | 青岛海信电器股份有限公司 | Method and device for image display, and television |
| CN104183207B (en) * | 2013-05-23 | 2017-04-26 | 晨星半导体股份有限公司 | Image display method and image display device |
| CN104065944B (en) | 2014-06-12 | 2016-08-17 | 京东方科技集团股份有限公司 | A kind of ultra high-definition three-dimensional conversion equipment and three-dimensional display system |
| CN105049825A (en) * | 2015-07-06 | 2015-11-11 | 深圳市双平泰科技有限公司 | Image display processing method and terminal |
| CN106888373A (en) * | 2017-03-29 | 2017-06-23 | 京东方科技集团股份有限公司 | The processing unit and processing system of a kind of 3-D view |
| CN109151434B (en) * | 2018-10-26 | 2020-10-16 | 深圳市奥拓电子股份有限公司 | 3D display control method, system, storage medium and 3D display system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1367611A (en) * | 2001-01-21 | 2002-09-04 | 爱尔得资讯股份有限公司 | Three-D video image digital coding method |
| CN100493172C (en) * | 2004-03-23 | 2009-05-27 | 深圳创维－Rgb电子有限公司 | Method for scanning TV video frequency signal |
| CN101090472A (en) * | 2007-07-20 | 2007-12-19 | 北京华纬讯电信技术有限公司 | Method for raising high clear video image quality using image amplification process |
| CN101697595B (en) * | 2009-09-11 | 2011-04-06 | 青岛海信电器股份有限公司 | Method for displaying 3D image, television and glasses |
-
2010
- 2010-06-21 CN CN 201010204915 patent/CN102291587B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106507088A (en) * | 2016-12-14 | 2017-03-15 | 郑州胜龙信息技术股份有限公司 | Receive the 3 D image display method of upper and lower and left-right format piece source signal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102291587A (en) | 2011-12-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102291587B (en) | Full high-definition 3D (Three Dimensional) video processing method | |
| US20180109772A1 (en) | Naked-eye 3d display method and system thereof | |
| CN102932664B (en) | Playing method of video of naked 3D (three-dimensional) television wall | |
| CN102685521A (en) | Display method and display device | |
| CN102186023A (en) | Binocular three-dimensional subtitle processing method | |
| CN102256143A (en) | Video processing apparatus and method | |
| US20120140029A1 (en) | Image Processing Device, Image Processing Method, and Program | |
| US20120120190A1 (en) | Display device for use in a frame sequential 3d display system and related 3d display system | |
| US20150215599A1 (en) | Method for generating, transmitting and receiving stereoscopic images and relating devices | |
| US20130050183A1 (en) | System and Method of Rendering Stereoscopic Images | |
| US20120032954A1 (en) | Apparatus and method for reproducing stereoscopic images, providing a user interface appropriate for a 3d image signal | |
| US20120120191A1 (en) | Image processor for use in a frame sequential 3d display system and related 3d display system | |
| WO2016004715A1 (en) | Display processing system and method, and electronic device | |
| US10277879B2 (en) | 3D system including rendering with eye displacement | |
| CN1367611A (en) | Three-D video image digital coding method | |
| JP5016648B2 (en) | Image processing method for 3D display device having multilayer structure | |
| CN102281423B (en) | 3D (Dimension) video field frequency conversion system and field frequency conversion method thereof | |
| US20130147912A1 (en) | Three dimensional video and graphics processing | |
| US20130088485A1 (en) | Method of storing or transmitting auto-stereoscopic images | |
| US8175398B2 (en) | Method for encoding a plurality of video signals into a single video signal | |
| US9467675B2 (en) | Three-dimensional image data generating method and three-dimensional image data generating device | |
| US10148933B2 (en) | 3D system including rendering with shifted compensation | |
| KR100755020B1 (en) | Both Eyes 3D Camera of YUV Colour System and 3D Image Display and Processing Method Using The Same | |
| CN102438162A (en) | Dual-channel signal processing and displaying method and device | |
| CN102427550A (en) | Method for converting 2D into 3D |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 |